Posterior tooth holder for dental stain characterization guide



FIG. 1 is a perspective view of a posterior tooth holder for dental stain characterization guide embodying our new design, wherein an exemplary posterior tooth is shown in phantom;

FIG. 2 is a front elevational view thereof, the rear elevational view being a mirror image;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof. 

The ornamental design for a posterior tooth holder for dental stain characterization guide, as shown. 